<%@page language="java" import="java.util.*" pageEncoding="gb2312" %>
<%
    String path = request.getContextPath();
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN>
<html>
<head>
<base href="<%=basePath%>">
<title>物理与电子信息学院网站</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
</head>
<body>
<%@include file="top.html"%>
<%
    //从超级链接获取参数值
    String s=request.getParameter("choice");
    //如果没有获取到，则默认为“1”
    if (s==null)
        s="1";
    int choice=Integer.parseInt(s);
    switch (choice){
        case 1: %>
<!--专业频道，引入welcome.html-->
<%@ include file="welcome.html"%>
<%break;
    case 2:%>
<!--特色频道，引入future.html-->
<%@ include file="feature.html"%>
<%break;
    case 3:%>
<!--联络频道，引入contact.html-->
<%@ include file="contact.html"%>
<%break;
}
%>
</body>
</html>